Earnings per Share - Potential Common Shares Excluded From Computation of Diluted Earnings (Details) - shares shares in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common shares excluded from computation of diluted earnings per share (in shares)	114	795	47
RSUs/PSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common shares excluded from computation of diluted earnings per share (in shares)	109	790	42
Potential common shares excluded from computation of diluted earnings per share due to net loss for the period (in shares)		254
Stock Options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common shares excluded from computation of diluted earnings per share (in shares)	5	5	5